214963418 has 4 divisors (see below), whose sum is σ = 322445130. Its totient is φ = 107481708.

The previous prime is 214963379. The next prime is 214963429. The reversal of 214963418 is 814369412.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 214710409 + 253009 = 14653^2 + 503^2 .

It is an alternating number because its digits alternate between even and odd.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53740853 + ... + 53740856.

Almost surely, 2^214963418 is an apocalyptic number.

214963418 is a deficient number, since it is larger than the sum of its proper divisors (107481712).

214963418 is a wasteful number, since it uses less digits than its factorization.

214963418 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107481711.

The product of its digits is 41472, while the sum is 38.

The square root of 214963418 is about 14661.6308097019. The cubic root of 214963418 is about 599.0386623912.

The spelling of 214963418 in words is "two hundred fourteen million, nine hundred sixty-three thousand, four hundred eighteen".